Free DMF-1220 Exam braindumps download (DMF-1220 exam dumps Free)

QUESTION: 131

The load step of ETL is physically storing or presenting the results of the transformation in the target system.

TRUE
FALSE

Answer(s): A

QUESTION: 132

A synonym for transformation in ETL is mapping. Mapping is the process of developing the lookup matrix from source to target structures, but not the result of the process.

TRUE
FALSE

Answer(s): B

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QUESTION: 133

Change Data Capture is a method of reducing bandwidth by filtering to include only data that has been changed within a defined timeframe.

TRUE
FALSE

Answer(s): A

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QUESTION: 134

There are three techniques for data-based change data capture, namely:

The source system populates specific data elements.
Application automated interfaces
The source system processes copy data that has changed into a separate object as part of the transaction, which is then used for the extract process.
The source systems send binary code through ASCI that makes the process rapid.
The source system processes add to a simple list of objects and identifiers when changing data, which is then used to control selection of data extraction.
None of the above

Answer(s): A,C,E

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